Shenzhen Sunlord Electronics is engaged in the development, manufacture and sales of various types of chip electronic components. Its products include magnetic devices, microwave devices, sensitive devices and precision ceramics, which are widely used in communications, consumer electronics, computers, automotive electronics, new energy, network communications and industrial electronics.
Sunlord adheres to the business philosophy of "complying with standards, technological innovation, continuous improvement, and providing excellent products and perfect services to global customers". With its advanced management system, strong development capabilities, excellent product quality and perfect services, Sunlord has become an electronic component supplier for many well-known domestic companies.
From: https://hackaday.com/2021/02/08/hands-on-the-risc-v-esp32-c3-will-be-your-new-esp8266/The new ESP32-C3 has a 160M RISC-V core similar to the ESP8266, while including most of the ESP32 peripheral...
1. Introduction With the continuous development of science and technology, especially information technology, the process technology of printed circuit board production has been improved accordingly...
In layman's terms, eMMC = NAND flash memory + flash memory control chip + standard interface package. This article roughly makes the following summaries: (1) The connection between MMC and Host can be...
It took me a week and several nights to finally set up the ESP-IDF development environment. In order to verify whether there are any problems, I compiled a project to see.After ESP-IDF is installed, m...
Now, there is a problem that occasionally occurs during the use of STM32F429, that is, the system freezes when restarting. This problem will occur whether it is pressing the RESET button, soft restart...
In the figure: ADC and TX pins are two functional interfaces connected to the single chip, but we don’t know how to use them specifically. OUT+ is the positive output of the adjustable power supply, a...
Recently, a Kuka robot arm was cleaning the glass outside a skyscraper in New York, which really attracted people's attention. After all, this high-risk work has been done manually for the past 100...[Details]
At present, the editor insists that it is very important to understand the power lithium battery in order to choose the right electric car. Today, the editor will teach you 5 steps to analyze the saf...[Details]
Numbers, I think everyone is familiar with this name. It is very important to be familiar with the usage and working principle of a multimeter: The digital multimeter is mainly based on the analog ...[Details]
In order to study the advantages of combining analog PWM with digital circuits, this paper designs and implements a high-efficiency switching voltage-regulated power supply with adjustable output...[Details]
On January 12, Sina's "2020 Technology Billboard" annual ceremony officially opened today. Due to the epidemic, all activities of this year's Technology Billboard were held online. The theme...[Details]
1. Use proteus to draw a simple circuit diagram for subsequent simulation 2. Programming /*********************************************************************************************************...[Details]
Piezoelectric ceramic actuators are new micro-displacement devices developed in recent years. They have the characteristics of small size, large thrust, high precision and displacement resolution, and...[Details]
Google, Amazon and Microsoft have reportedly started hiring and investing heavily to design their own computer chips from scratch in hopes of lowering server costs and achieving better performance. F...[Details]
RF transformers are passive devices that can achieve impedance, voltage, and current transformation, and have functions such as DC isolation, common mode rejection, and single-ended to differential (...[Details]
Kernel version：2.6.14
CPU architecture：ARM920T
Author：ce123(http://blog.csdn.net/ce123)
There are two main functions in the Linux kernel that involve the allocation of file descriptors: get_unuse...[Details]
Wiring resources connect all units inside the FPGA, and the length and process of the connection determine the driving ability and transmission speed of the signal on the connection. There are abundan...[Details]
MCU interrupt example
The single-chip microcomputer executes multiple tasks. The LED light of port P1 flashes and the key input of port P3 is executed, and the two tasks are execut...[Details]
On September 24, Shenzhen South Circuit said in response to questions from investors that the company's main products include printed circuit boards, package substrates and electronic assemblies. Amo...[Details]
Buying a car is fun, but selling it is a tearful experience! Just one year after buying it, the price has dropped by half! Why is it so embarrassing to resell a new energy vehicle? my country is curr...[Details]
In the field of industrial automation, ABB robots, as an advanced automation equipment, are widely used in manufacturing, logistics, medical and other fields. However, during use, the ABB robot pro...[Details]
MicroPython Open Source section
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